Attack on IO

Attack on IO is a seven level PWAD for Doom II and a Boom compatible source port, released in June 2021 by Brian Irving (Bri). The WAD features levels with techbase map, castle map and Hell map themes, all rendered using the OTEX texture pack.

Custom content
The included DeHackEd patch decreases the lost soul's hit points to 20 and slightly increases its speed from eight to ten map units per step.

Soundtrack

 * MAP01: "Planet Zebes - Arrival on Crateria" by (from )
 * MAP02: Remix of "Wicked Child" by (from ), remixed by Jay Reichard (silentzorah)
 * MAP03: "Holier Than Thou" by James Paddock (Jimmy) (from )
 * MAP04: "Briefing" by Dan Wentz (from )
 * MAP05: "Kindle's Theme" by Yoshito Hirano (from ), remixed by Jay Reichard (silentzorah)
 * MAP06: "Retribution Dawns" by Aubrey Hodges (from Playstation Doom)
 * MAP07: "Aquarius" by (from )''
 * Intermission screen: "Surface Of SR388" by Ryoji Yoshitomi (from )
 * Text screen: same as MAP06

Trivia

 * The WAD was originally titled "Curse of Reverence".